Question: What is Sinopec's stock exchange on October 19, 2000.
Paraphrase: On October the 19th, 2000 what was Sinopec's stock exchange
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q831445 p:P414 ?s . ?s ps:P414 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'2000')) }